Regular pipe vs. Named Pipe

[John F Haugh II]

In article <14192:Jun923:16:0791 at kramden.acf.nyu.edu> brnstnd at kramden.acf.nyu.edu (Dan Bernstein) writes:
>Pipes are part of UNIX. Named pipes aren't. Named pipes appear in most
>(all?) System V releases and some BSD-derived releases, notably SunOS
>and Ultrix (where they are also called ``ports'').

Named pipes are in every AT&T-derived System V release given that they were
part of 5.0.  They were also in 4.0 [ which was never generally released ]
and they were even in System III.  [ tho I lack a set of "genuine Bell"
manuals to back that up with ... ]
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